The air filter comprises attachment means (31 ) which is adapted to attach fibres in at least a peripheral portion of the filter body against a wall surface of the channel-shaped element (28).

本空气过滤器包括附着装置（31），该附着装置适于将处于过滤器本体的至少外围部中的纤维附着到通道形件（28）的壁表面上。

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The air filter comprises attachment means (31 ) which is adapted to attach fibres in at least a peripheral portion of the filter body against a wall surface of the channel-shaped element (28).

本空气过滤器包括附着装置（31），该附着装置适于将处于过滤器本体的至少外围部中的纤维附着到通道形件（28）的壁表面上。

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